Which reduced englands population by half between 1348and 1379

I believe the answer to this is Black Plague.

The black plague or the black death as some people like to call it was transferred to the people by rodents who had it, they would get black death from fleas that were already sick. This spread throughout England and France.

Hope this helped :)

Have  a great day

the answer is c.) there is a warm front in region a and a stationary front in region b.

when the displaced particles are perpendicular to the direction the wave travels, is called a transverse wave, whereas in longitudinal wave the displace practices are parallel to the direction of the wave.

in the given image:

first image shows - longitudinal wave

second image shows - transverse wave

third image shows - longitudinal wave

fourth image shows - longitudinal wave